Vol. 13 No. 4 (2021)

Published: 2021-11-19

Full Issue

Requires Subscription PDF ()

Mathematics

On a q-Boundary Value Problem with Discontinuity Conditions

Döne Karahan, Khanlar Rashid Mamedov (Author)

5-12
- PDF (Russian)
Existence and Uniqueness Conditions for Solutions of Linear Functional Equations in the Classes of Lebesgue Functions Antiderivatives on a Simple Smooth Curve

Valeriy Leyzerovich Dilman, Dar'ya Amirovna Komissarova (Author)

13-23
- PDF (Russian)
Making Investment Decisions in an Industrial Enterprise under Uncertainty

Veniamin Gennad'evich Mokhov, Galina Sergeevna Chebotareva (Author)

24-28
- PDF (Russian)
Algorithms and Information Processing in Numerical Research of the Barenblatt–Zheltov–Kochina Stochastic Model

Ekaterina Aleksandrovna Soldatova, Alevtina Viktorovna Keller (Author)

29-36
- PDF (Russian)

Mechanics

Investigation of the Possibilities of Increasing the Projectile Velocity under the Conditions of Electrothermal-Chemical Ignition Technology as Applied to a Medium-Caliber Installation

Viktor Vladimirovich Burkin, Aleksey Sergeevich D'yachkovskiy, Aleksandr Nikolaevich Ishchenko, Vladimir Zinatovich Kasimov, Nina Mikhaylovna Samorokova, Aleksey Dmitrievich Sidorov, Evgeniy Yur'evich Stepanov (Author)

37-43
- PDF (Russian)
Wave Equation with Cubic Nonlinearity and Excitation of Oscillations in the “Medium–Source” System

Oleg Nikiforovich Shablovskii (Author)

44-56
- PDF (Russian)

Physics

Ab initio Modeling of Interactions of P, H, C, S with Grain Boundaries in α-Iron

Anastasiia Vladimirovna Verkhovykh, Alexander Aminulaevich Mirzoev, Natalia Sergeevna Dyuryagina (Author)

57-68
- PDF (Russian)
Diffusion Transfer in a Spherical Granule with Ideal Contact of Two Consecutive Multi-Permeable Axisymmetric Areas under Boundary Conditions of the First Kind

Dmitriy Al'bertovich Konovalov, Aleksandr Viktorovich Ryazhskikh, Anatoliy Anatol'evich Khvostov, Elena Aleksandrovna Soboleva (Author)

69-76
- PDF (Russian)

Short communications

The Minimal Vertex Extensions for Colored Complete Graphs

Pyetr Vladimirovich Razumovskiy, Mikhail Borisovich Abrosimov (Author)

77-89
- PDF (Russian)

Information

Evgeniy Anatol'evich Belenkov (21.01.1964 – 28.10.2021)

Sophiya Aleksandrovna Zagrebina (Author)

90
- PDF (Russian)
Nataliya Borisovna Medvedeva (24.10.1960 – 2.08.2021)

Vladimir Il'ich Zalyapin (Author)

91
- PDF (Russian)